* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family:
    system-ui,
    -apple-system,
    "Segoe UI",
    "Poppins",
    "Inter",
    sans-serif;
  background: #0b0719;
  color: #f3f1fc;
  line-height: 1.4;
  scroll-behavior: smooth;
}

/* background image + dark purple translucent overlay */
.hero-bg {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: -2;
  background-image: url("https://images.pexels.com/photos/2169881/pexels-photo-2169881.jpeg?auto=compress&cs=tinysrgb&w=1600");
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
}

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(25, 15, 55, 0.65);
  backdrop-filter: blur(2px);
  z-index: -1;
}

/* container & layout */
.container {
  max-width: 1280px;
  margin: 0 auto;
  padding: 0 32px;
}

/* navigation */
.navbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  padding: 28px 0 20px;
  border-bottom: 1px solid rgba(160, 140, 220, 0.3);
}

.logo {
  font-size: 2rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  background: linear-gradient(135deg, #d9b4ff, #a77cff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.nav-links {
  display: flex;
  gap: 2.4rem;
  flex-wrap: wrap;
  list-style: none;
}

.nav-links a {
  color: #f0eaff;
  text-decoration: none;
  font-weight: 500;
  font-size: 1rem;
  transition: 0.2s ease;
  border-bottom: 2px solid transparent;
  padding-bottom: 4px;
}

.nav-links a:hover {
  border-bottom-color: #b794f4;
  color: #e2ccff;
}

/* sections */
section {
  margin: 100px 0 110px;
  scroll-margin-top: 80px;
}

.banner {
  text-align: center;
  padding: 60px 20px 40px;
  background: rgba(30, 20, 55, 0.45);
  backdrop-filter: blur(10px);
  border-radius: 48px;
  border: 1px solid rgba(170, 130, 255, 0.3);
  box-shadow: 0 20px 35px -12px rgba(0, 0, 0, 0.3);
}

.banner h1 {
  font-size: 3.8rem;
  font-weight: 800;
  background: linear-gradient(to right, #ffffff, #cbaeff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  letter-spacing: -0.01em;
}

.tagline {
  font-size: 1.5rem;
  font-weight: 400;
  margin: 20px 0 25px;
  color: #ddd4ff;
}

.banner-desc {
  max-width: 700px;
  margin: 0 auto;
  font-size: 1.15rem;
  line-height: 1.5;
  color: #e9e2ff;
}

/* intro & features - split layout, creative segments */
.split-layout {
  display: flex;
  flex-wrap: wrap;
  gap: 48px;
  align-items: center;
  justify-content: space-between;
}

.features-grid {
  flex: 1.2;
  display: flex;
  flex-direction: column;
  gap: 36px;
}

.feature-card {
  background: rgba(22, 16, 45, 0.65);
  backdrop-filter: blur(8px);
  border-radius: 32px;
  padding: 24px 28px;
  border-left: 5px solid #a07eff;
  transition:
    transform 0.2s,
    background 0.2s;
}

.feature-card:hover {
  background: rgba(45, 30, 85, 0.7);
  transform: translateX(6px);
}

.feature-card h3 {
  font-size: 1.8rem;
  font-weight: 600;
  margin-bottom: 12px;
  color: #cfb5ff;
}

.feature-card p {
  font-size: 1rem;
  line-height: 1.5;
  color: #e6defa;
}

.app-screenshot {
  flex: 0.9;
  text-align: center;
}

.app-screenshot img {
  max-width: 100%;
  width: 280px;
  border-radius: 44px;
  box-shadow:
    0 30px 40px -15px rgba(0, 0, 0, 0.4),
    0 0 0 8px rgba(160, 126, 255, 0.2);
  transition: transform 0.3s;
}

.app-screenshot img:hover {
  transform: scale(1.02);
}

.caption {
  margin-top: 16px;
  font-size: 0.85rem;
  color: #bfaef5;
}

/* screenshot carousel / optional section */
.screenshot-section {
  text-align: center;
}

.section-title {
  font-size: 2.4rem;
  font-weight: 700;
  margin-bottom: 48px;
  text-align: center;
  background: linear-gradient(120deg, #eee5ff, #c5abff);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.screenshot-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 32px;
}

.shot-item {
  background: rgba(18, 10, 38, 0.55);
  backdrop-filter: blur(6px);
  border-radius: 36px;
  padding: 16px;
  width: 240px;
  transition: all 0.2s;
  border: 1px solid rgba(180, 140, 255, 0.4);
}

.shot-item img {
  width: 100%;
  border-radius: 28px;
  box-shadow: 0 12px 20px -8px black;
  display: block;
}

.shot-item p {
  margin-top: 14px;
  font-weight: 500;
  color: #e2d1ff;
}

/* footer */
footer {
  border-top: 1px solid rgba(140, 110, 200, 0.35);
  padding: 42px 0 35px;
  margin-top: 40px;
  text-align: center;
}

.footer-nav {
  display: flex;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  margin-bottom: 30px;
}

.footer-nav a {
  color: #d6ccff;
  text-decoration: none;
  font-weight: 500;
  transition: 0.2s;
}

.footer-nav a:hover {
  color: #f0e6ff;
  text-decoration: underline;
}

.contact {
  font-size: 1rem;
  margin: 20px 0 12px;
  letter-spacing: 0.3px;
}

.contact a {
  color: #cbb5ff;
  text-decoration: none;
  font-weight: 500;
}

.contact a:hover {
  text-decoration: underline;
}

.copyright {
  font-size: 0.8rem;
  opacity: 0.75;
}

/* responsive mobile */
@media (max-width: 860px) {
  .container {
    padding: 0 24px;
  }
  .navbar {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
  .nav-links {
    justify-content: center;
    gap: 1.5rem;
  }
  .banner h1 {
    font-size: 2.5rem;
  }
  .tagline {
    font-size: 1.2rem;
  }
  .split-layout {
    flex-direction: column-reverse;
  }
  .feature-card h3 {
    font-size: 1.5rem;
  }
  .section-title {
    font-size: 2rem;
  }
  section {
    margin: 70px 0;
  }
}

@media (max-width: 540px) {
  .banner {
    padding: 40px 16px;
  }
  .feature-card {
    padding: 20px;
  }
  .screenshot-grid {
    gap: 20px;
  }
  .shot-item {
    width: 180px;
  }
}

/* decorative accent */
.glow-text {
  text-shadow: 0 0 5px rgba(160, 120, 255, 0.5);
}
.btn-fake {
  display: inline-block;
  margin-top: 24px;
  padding: 12px 28px;
  background: rgba(120, 80, 200, 0.5);
  border-radius: 60px;
  font-weight: 600;
  backdrop-filter: blur(4px);
  border: 1px solid rgba(200, 170, 255, 0.6);
  font-size: 0.9rem;
  letter-spacing: 0.5px;
  cursor: default;
}